U.S. Air Force Col. Mark Roberts, 31st Dental Squadron (DS) outgoing commander, right, passes the guidon to U.S. Air Force Col. Wade Adair, 31st Medical Group commander, during a change of command at Aviano Air Base, Italy, June 22, 2021. The 31st DS provides approximately 22,000 patient visits annually to almost 8,700 beneficiaries. (U.S. Air Force photo by Airman First Class Taryn Onyon)